During the late afternoon of January 12, a strong cold front crossed the Mississippi River into Illinois.  The airmass ahead of the cold front in Illinois was unseasonably warm and humid.  By early evening, a squall line formed ahead of the front and moved rapidly eastward through northern Illinois, producing strong wind gusts, small hail and heavy rains.  As the system moved through eastern Illinois and into western Indiana, between 2 and 3 inches of rainfall was reported over east-central portions of Illinois and west-central portions of Indiana.La Salle:Flood water was reported to be flowing across roads on Rt. 18 between East 21st Rd. and East 9th Rd., 4 miles east of Streator.The Illinois River was out of it's banks west of Rt. 170 in Seneca.  Homes on the south side of the river were inundated with water.Kankakee:Water was reported to cover rural roads 3 miles south of Reddick.Rt. 50 was reported to be covered with water and impassible at several locations 7 miles south of Manteno.Langhan Creek was out of its banks and flooded residential areas between Clifton and Chebanse.Beaver Creek was out of its banks near St. Anne, flooding adjacent roads.At Aroma Park homes and businesses were surrounded by water.Grundy:Water was reported to cover rural roads 4 miles east of Kinsman.Will:The intersection of County Line Rd. and Indian Boundary Rd. was closed due to flooding from 1 foot of standing water.  County Line Rd. is the dividing line between Kendall and Will Counties and flooding occurred on both sides of the road and thus in both Counties.Water covered the road at the intersection of Rt. 53 and Doyle Rd. in Wilmington.Water covered the road at the intersection of Rt. 53 and Doris Rd. in Joliet.In Wilmington, Phelan Acres subdivision was flooded. Kendall:The intersection of County Line Rd. and Indian Boundary Rd. was closed due to flooding from 1 foot of standing water.  County Line Rd. is the dividing line between Kendall and Will Counties and flooding occurred on both sides of the road and thus in both Counties.Iroquois:Rt. 45, 5 miles south of Onarga was impassible due to standing water.Flood waters covered Rt. 49, 1 mile south of Crescent City.Flood waters covered Rt. 1, 2 miles north of Martinton.In Watseka, 120 homes were affected by floodwaters and 30 homes had to be evacuated. Livingston:Numerous rural roads were reported to be covered with water across the northern half of the county.Ford:Water was reported over the roads on Rt. 9 east and west of Gibson City and over Rt. 47 between Gibson City and Sibley.  Water was also reported over the road at Rt. 115 near Piper City.3 feet of water was reported across the roads around Piper City and 2.82 inches of rainfall was recorded by an NWS Co-op observer.

Flood in LA SALLE, ILLINOIS
From 13-JAN-05 07:00:00 to 13-JAN-05 19:00:00 (CST)
Reported by: AMATEUR RADIO

Flood in GRUNDY, ILLINOIS
From 13-JAN-05 04:15:00 to 13-JAN-05 16:15:00 (CST)
Reported by: LAW ENFORCEMENT

Flood in KANKAKEE, ILLINOIS
From 13-JAN-05 04:20:00 to 13-JAN-05 16:20:00 (CST)
Reported by: LAW ENFORCEMENT

Thunderstorm Wind in KANE, ILLINOIS
From 12-JAN-05 19:45:00 to 12-JAN-05 19:45:00 (CST)
Location: SUGAR GROVE
Magnitude: 60 EG
Property damage: 10K
Reported by: EMERGENCY MANAGER

A farm house was damaged at Rt. 47 and Kadeka Rd.  400 feet of cedar fence was torn down.  3 foot diameter trees were snapped off and a 20 foot tall tree was uprooted.

Flood in FORD, ILLINOIS
From 13-JAN-05 01:05:00 to 13-JAN-05 18:00:00 (CST)
Reported by: LAW ENFORCEMENT

Flood in LIVINGSTON, ILLINOIS
From 13-JAN-05 02:30:00 to 13-JAN-05 14:30:00 (CST)
Reported by: LAW ENFORCEMENT

Flood in IROQUOIS, ILLINOIS
From 13-JAN-05 03:45:00 to 13-JAN-05 15:45:00 (CST)
Reported by: LAW ENFORCEMENT

Flood in KENDALL, ILLINOIS
From 13-JAN-05 04:00:00 to 13-JAN-05 16:00:00 (CST)
Reported by: NWS EMPLOYEE(OFF DUTY)

Flood in WILL, ILLINOIS
From 13-JAN-05 04:00:00 to 13-JAN-05 17:30:00 (CST)
Reported by: NWS EMPLOYEE(OFF DUTY)

Thunderstorm Wind in KANE, ILLINOIS
From 12-JAN-05 19:29:00 to 12-JAN-05 19:29:00 (CST)
Location: SUGAR GROVE
Magnitude: 56 MG
Reported by: OFFICIAL NWS OBS.

Report measured at Aurora Municipal Airport in Sugar Grove.